A magnitude ML 0.5 earthquake occured in region: 15 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.9150, 7.0460 at 11 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Courmayeur | AO | 15 | 2807 | 2807 |
Saint-Rhémy-en-Bosses | AO | 15 | 338 | 3145 |
Saint-Oyen | AO | 16 | 203 | 3348 |
Pré-Saint-Didier | AO | 17 | 1050 | 4398 |
Morgex | AO | 18 | 2104 | 6502 |
Etroubles | AO | 18 | 501 | 7003 |
La Salle | AO | 19 | 2087 | 9090 |
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2020-09-05 22:48:30 |
45.915 | 7.0458 | 11 | 2020-09-05 22:56:39 |
Sala Sismica INGV-Roma | 82653161 |
Field | Value |
---|---|
Time (UTC) | 2020-09-05 22:48:30 ± 0.2 |
Latitude | 45.9150 ± 0.0108 |
Longitude | 7.0458 ± 0.0155 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82653161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1347 |
Semi-minor axis of confidence ellipse (meter) | 918 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 136 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 189 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.10522 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57377 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 82653161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-05 22:56:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHE. | 2020-09-05T22:48:46.86 | 0.3 | undecidable | manual | S | 172 | 51.0156 | 50 | -0.29 | 68 |
GU.SATI.HHE. | 2020-09-05T22:48:42.61 | 0.3 | undecidable | manual | P | 94 | 63.6918 | 50 | 0.34 | 66 |
CH.DIX.HHZ. | 2020-09-05T22:48:41.84 | 0.3 | undecidable | manual | S | 57 | 33.4443 | 50 | -0.61 | 64 |
GU.LSD.HHE. | 2020-09-05T22:48:40.80 | 0.3 | undecidable | manual | P | 172 | 51.0156 | 50 | 0.49 | 65 |
CH.DIX.HHZ. | 2020-09-05T22:48:37.65 | 0.3 | undecidable | manual | P | 57 | 33.4443 | 50 | 0.05 | 74 |
IV.MRGE.HHZ. | 2020-09-05T22:48:37.41 | 0.3 | undecidable | manual | S | 176 | 16.1727 | 123 | -0.26 | 73 |
GU.BLANC.HHZ. | 2020-09-05T22:48:36.01 | 0.3 | undecidable | manual | S | 228 | 11.6772 | 132 | -0.42 | 71 |
GU.REMY.HHZ. | 2020-09-05T22:48:36.41 | 0.3 | undecidable | manual | S | 135 | 12.0768 | 131 | -0.14 | 75 |
IV.MRGE.HHZ. | 2020-09-05T22:48:35.00 | 0.1 | undecidable | manual | P | 176 | 16.1727 | 123 | 0.16 | 99 |
GU.BLANC.HHZ. | 2020-09-05T22:48:34.27 | 0.1 | undecidable | manual | P | 228 | 11.6772 | 132 | 0.15 | 100 |
GU.REMY.HHZ. | 2020-09-05T22:48:34.45 | 0.1 | undecidable | manual | P | 135 | 12.0768 | 131 | 0.27 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.BLANC.HHE. | ML:0.6 | 0.00005075 | 1.38 | AML | other | m | 2020-09-05T22:48:36.75 |
GU.BLANC.HHN. | ML:0.6 | 0.00003915 | 0.08 | AML | other | m | 2020-09-05T22:48:36.24 |
GU.REMY.HHE. | ML:0.4 | 0.0000312 | 0.42 | AML | other | m | 2020-09-05T22:48:36.70 |
GU.REMY.HHN. | ML:0.4 | 0.000027450000000000003 | 0.76 | AML | other | m | 2020-09-05T22:48:36.89 |
IV.MRGE.HHN. | ML:0.4 | 0.000020465 | 0.34 | AML | other | m | 2020-09-05T22:48:37.64 |
IV.MRGE.HHE. | ML:0.7 | 0.0000395 | 0.22 | AML | other | m | 2020-09-05T22:48:37.55 |